You searched for: Creator Siebenthal, C. E. (Claude Ellsworth), 1869-1930 Remove constraint Creator: Siebenthal, C. E. (Claude Ellsworth), 1869-1930 Provenance 25th Annual Report (1900) / Indiana. Department of Geology and Natural Resources. Remove constraint Provenance: 25th Annual Report (1900) / Indiana. Department of Geology and Natural Resources. Publisher Indiana. Department of Geology and Natural Resources Remove constraint Publisher: Indiana. Department of Geology and Natural Resources